• HQ430d—Multi-parameter, single probe input
• HQ440d—Multi-parameter, dual probe inputs
Features common to all models:
• Automatic probe and parameter recognition
• Instrument guided calibration procedures
• Calibration data stored in the probe
• Probe specific method settings for regulatory compliance and Good Laboratory Practice (GLP)
• Security Options
• Real-time data logging with a USB connection
• USB connectivity to PC/printer/USB storage device/keyboard
• Bi-directional communication with PC-based systems with a virtual serial port connection
• Sample ID and Operator ID for data traceability
• Adjustable automatic shut-off
Figure 1 Product overview
1 ON/OFF: turn on or turn off the meter 4 DC power connector
2 Probe connection port (HQ440d model) 5 USB connector type A (for USB storage device,
printer and keyboard)
3 USB connector type B (for PC connections) 6 Probe connection port
English 5
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